How many movies have Eri Sendai and Mikako Takahashi acted in together?

They have worked on 4 movies together! Their first movie together was Sisters of Wellber – Elegy for a Sad Warrior (2007) while their highest rated movie together was Girls und Panzer: The Movie (2015). They have not worked together since Girls und Panzer das Finale: Part II (2019). They are most known for their animation films together.